1. Nursing and Midwifery Care Research Center, Department of Medical Surgical Nursing, School of Nursing and Midwifery, Mashhad University of Medical Sciences, Mashhad, Iran
2. Department of Medical Education, School of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
3. Department of Nursing, Elderly Health Research Center, School of Nursing and Midwifery, Sabzevar University of Medical Sciences, Sabzevar, Iran
4. School of Management and Medical Education, Shahid Beheshti University of Medical Sciences, Tehran, Iran
5. Department of Medical Education, Tehran University of Medical Sciences, Tehran, Iran
6. Esfarayen University of Medical Sciences, Esfarayen, Iran